@conference {16679, title = {Improved statistical machine translation using monolingually-derived paraphrases}, booktitle = {Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing: Volume 1-Volume 1}, year = {2009}, month = {2009///}, pages = {381 - 390}, author = {Marton,Y. and Callison-Burch,C. and Resnik, Philip} }